Chen.Raybird

app.module.ts ``` AngularFireModule.initializeApp(environment.firebase), AngularFirestoreModule, AngularFireAuthModule, AngularFireRemoteConfigModule, AngularFireFunctionsModule, provideFirebaseApp(() => initializeApp(environment.firebase)), ``` add **provideAuth(() => getAuth())** gets rid of this issue and can build with `optimization: true` ``` AngularFireModule.initializeApp(environment.firebase), AngularFirestoreModule, AngularFireAuthModule,...